Question

SIMPLE INTEREST FOR Rs.1000 AT 10% FOR 9 MONTHS IS

Answer 1

Answer:

as you know the formula for simple interest= P*T*R/100

so substitute the values given =

=1000*10*9/100*12

=10*10*9*12

=100*9*12

=900*12=10800

so simple interest is 10800

Step-by-step explanation:

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Answer 2

Answer:

simple interest =p×r×T÷100 when the interest is per annum then 1000×10×3÷4×100=75rupees